74643940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 192568320

約数和(自身を除く): 117924380

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 79, 85, 119, 140, 158, 170, 238, 316, 340, 395, 397, 476, 553, 595, 790, 794, 1106, 1190, 1343, 1580, 1588, 1985, 2212, 2380, 2686, 2765, 2779, 3970, 5372, 5530, 5558, 6715, 6749, 7940, 9401, 11060, 11116, 13430, 13498, 13895, 18802, 26860, 26996, 27790, 31363, 33745, 37604, 47005, 47243, 55580, 62726, 67490, 94010, 94486, 125452, 134980, 156815, 188020, 188972, 219541, 236215, 313630, 439082, 472430, 533171, 627260, 878164, 944860, 1066342, 1097705, 2132684, 2195410, 2665855, 3732197, 4390820, 5331710, 7464394, 10663420, 14928788, 18660985, 37321970, 74643940]

約数ペア:

[(1, 74643940), (2, 37321970), (4, 18660985), (5, 14928788), (7, 10663420), (10, 7464394), (14, 5331710), (17, 4390820), (20, 3732197), (28, 2665855), (34, 2195410), (35, 2132684), (68, 1097705), (70, 1066342), (79, 944860), (85, 878164), (119, 627260), (140, 533171), (158, 472430), (170, 439082), (238, 313630), (316, 236215), (340, 219541), (395, 188972), (397, 188020), (476, 156815), (553, 134980), (595, 125452), (790, 94486), (794, 94010), (1106, 67490), (1190, 62726), (1343, 55580), (1580, 47243), (1588, 47005), (1985, 37604), (2212, 33745), (2380, 31363), (2686, 27790), (2765, 26996), (2779, 26860), (3970, 18802), (5372, 13895), (5530, 13498), (5558, 13430), (6715, 11116), (6749, 11060), (7940, 9401)]