7943567240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1381}}^1\times {\mathrm{20543}}^1$

素因数の和:21942

約数の個数: 64

約数和(自身を含む): 20442101760

約数和(自身を除く): 12498534520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1381, 2762, 5524, 6905, 9667, 11048, 13810, 19334, 20543, 27620, 38668, 41086, 48335, 55240, 77336, 82172, 96670, 102715, 143801, 164344, 193340, 205430, 287602, 386680, 410860, 575204, 719005, 821720, 1150408, 1438010, 2876020, 5752040, 28369883, 56739766, 113479532, 141849415, 198589181, 226959064, 283698830, 397178362, 567397660, 794356724, 992945905, 1134795320, 1588713448, 1985891810, 3971783620, 7943567240]

約数ペア:

[(1, 7943567240), (2, 3971783620), (4, 1985891810), (5, 1588713448), (7, 1134795320), (8, 992945905), (10, 794356724), (14, 567397660), (20, 397178362), (28, 283698830), (35, 226959064), (40, 198589181), (56, 141849415), (70, 113479532), (140, 56739766), (280, 28369883), (1381, 5752040), (2762, 2876020), (5524, 1438010), (6905, 1150408), (9667, 821720), (11048, 719005), (13810, 575204), (19334, 410860), (20543, 386680), (27620, 287602), (38668, 205430), (41086, 193340), (48335, 164344), (55240, 143801), (77336, 102715), (82172, 96670)]