1520779540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4597}}^1$

素因数の和:4769

約数の個数: 96

約数和(自身を含む): 3893218560

約数和(自身を除く): 2372439020

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 139, 140, 170, 238, 278, 340, 476, 556, 595, 695, 973, 1190, 1390, 1946, 2363, 2380, 2780, 3892, 4597, 4726, 4865, 9194, 9452, 9730, 11815, 16541, 18388, 19460, 22985, 23630, 32179, 33082, 45970, 47260, 64358, 66164, 78149, 82705, 91940, 128716, 156298, 160895, 165410, 312596, 321790, 330820, 390745, 547043, 638983, 643580, 781490, 1094086, 1277966, 1562980, 2188172, 2555932, 2735215, 3194915, 4472881, 5470430, 6389830, 8945762, 10862711, 10940860, 12779660, 17891524, 21725422, 22364405, 43450844, 44728810, 54313555, 76038977, 89457620, 108627110, 152077954, 217254220, 304155908, 380194885, 760389770, 1520779540]

約数ペア:

[(1, 1520779540), (2, 760389770), (4, 380194885), (5, 304155908), (7, 217254220), (10, 152077954), (14, 108627110), (17, 89457620), (20, 76038977), (28, 54313555), (34, 44728810), (35, 43450844), (68, 22364405), (70, 21725422), (85, 17891524), (119, 12779660), (139, 10940860), (140, 10862711), (170, 8945762), (238, 6389830), (278, 5470430), (340, 4472881), (476, 3194915), (556, 2735215), (595, 2555932), (695, 2188172), (973, 1562980), (1190, 1277966), (1390, 1094086), (1946, 781490), (2363, 643580), (2380, 638983), (2780, 547043), (3892, 390745), (4597, 330820), (4726, 321790), (4865, 312596), (9194, 165410), (9452, 160895), (9730, 156298), (11815, 128716), (16541, 91940), (18388, 82705), (19460, 78149), (22985, 66164), (23630, 64358), (32179, 47260), (33082, 45970)]