20248932970

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1151}}^1$

素因数の和:1425

約数の個数: 128

約数和(自身を含む): 44590694400

約数和(自身を除く): 24341761430

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 223, 230, 245, 322, 343, 446, 490, 686, 805, 1115, 1127, 1151, 1561, 1610, 1715, 2230, 2254, 2302, 3122, 3430, 5129, 5635, 5755, 7805, 7889, 8057, 10258, 10927, 11270, 11510, 15610, 15778, 16114, 21854, 25645, 26473, 35903, 39445, 40285, 51290, 52946, 54635, 56399, 71806, 76489, 78890, 80570, 109270, 112798, 132365, 152978, 179515, 185311, 251321, 256673, 264730, 281995, 359030, 370622, 382445, 394793, 502642, 513346, 563990, 764890, 789586, 926555, 1256605, 1283365, 1297177, 1759247, 1796711, 1853110, 1973965, 2513210, 2566730, 2594354, 3518494, 3593422, 3947930, 5903479, 6485885, 8796235, 8983555, 9080239, 11806958, 12576977, 12971770, 17592470, 17967110, 18160478, 25153954, 29517395, 41324353, 45401195, 59034790, 62884885, 82648706, 88038839, 90802390, 125769770, 176077678, 206621765, 289270471, 413243530, 440194195, 578540942, 880388390, 1446352355, 2024893297, 2892704710, 4049786594, 10124466485, 20248932970]

約数ペア:

[(1, 20248932970), (2, 10124466485), (5, 4049786594), (7, 2892704710), (10, 2024893297), (14, 1446352355), (23, 880388390), (35, 578540942), (46, 440194195), (49, 413243530), (70, 289270471), (98, 206621765), (115, 176077678), (161, 125769770), (223, 90802390), (230, 88038839), (245, 82648706), (322, 62884885), (343, 59034790), (446, 45401195), (490, 41324353), (686, 29517395), (805, 25153954), (1115, 18160478), (1127, 17967110), (1151, 17592470), (1561, 12971770), (1610, 12576977), (1715, 11806958), (2230, 9080239), (2254, 8983555), (2302, 8796235), (3122, 6485885), (3430, 5903479), (5129, 3947930), (5635, 3593422), (5755, 3518494), (7805, 2594354), (7889, 2566730), (8057, 2513210), (10258, 1973965), (10927, 1853110), (11270, 1796711), (11510, 1759247), (15610, 1297177), (15778, 1283365), (16114, 1256605), (21854, 926555), (25645, 789586), (26473, 764890), (35903, 563990), (39445, 513346), (40285, 502642), (51290, 394793), (52946, 382445), (54635, 370622), (56399, 359030), (71806, 281995), (76489, 264730), (78890, 256673), (80570, 251321), (109270, 185311), (112798, 179515), (132365, 152978)]