40526980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 99447264

約数和(自身を除く): 58920284

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 53, 65, 68, 85, 106, 130, 170, 173, 212, 221, 260, 265, 340, 346, 442, 530, 689, 692, 865, 884, 901, 1060, 1105, 1378, 1730, 1802, 2210, 2249, 2756, 2941, 3445, 3460, 3604, 4420, 4498, 4505, 5882, 6890, 8996, 9010, 9169, 11245, 11713, 11764, 13780, 14705, 18020, 18338, 22490, 23426, 29410, 36676, 38233, 44980, 45845, 46852, 58565, 58820, 76466, 91690, 117130, 119197, 152932, 155873, 183380, 191165, 234260, 238394, 311746, 382330, 476788, 595985, 623492, 764660, 779365, 1191970, 1558730, 2026349, 2383940, 3117460, 4052698, 8105396, 10131745, 20263490, 40526980]

約数ペア:

[(1, 40526980), (2, 20263490), (4, 10131745), (5, 8105396), (10, 4052698), (13, 3117460), (17, 2383940), (20, 2026349), (26, 1558730), (34, 1191970), (52, 779365), (53, 764660), (65, 623492), (68, 595985), (85, 476788), (106, 382330), (130, 311746), (170, 238394), (173, 234260), (212, 191165), (221, 183380), (260, 155873), (265, 152932), (340, 119197), (346, 117130), (442, 91690), (530, 76466), (689, 58820), (692, 58565), (865, 46852), (884, 45845), (901, 44980), (1060, 38233), (1105, 36676), (1378, 29410), (1730, 23426), (1802, 22490), (2210, 18338), (2249, 18020), (2756, 14705), (2941, 13780), (3445, 11764), (3460, 11713), (3604, 11245), (4420, 9169), (4498, 9010), (4505, 8996), (5882, 6890)]