40977820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 100251648

約数和(自身を除く): 59273828

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 73, 85, 127, 130, 146, 170, 221, 254, 260, 292, 340, 365, 442, 508, 635, 730, 884, 949, 1105, 1241, 1270, 1460, 1651, 1898, 2159, 2210, 2482, 2540, 3302, 3796, 4318, 4420, 4745, 4964, 6205, 6604, 8255, 8636, 9271, 9490, 10795, 12410, 16133, 16510, 18542, 18980, 21590, 24820, 28067, 32266, 33020, 37084, 43180, 46355, 56134, 64532, 80665, 92710, 112268, 120523, 140335, 157607, 161330, 185420, 241046, 280670, 315214, 322660, 482092, 561340, 602615, 630428, 788035, 1205230, 1576070, 2048891, 2410460, 3152140, 4097782, 8195564, 10244455, 20488910, 40977820]

約数ペア:

[(1, 40977820), (2, 20488910), (4, 10244455), (5, 8195564), (10, 4097782), (13, 3152140), (17, 2410460), (20, 2048891), (26, 1576070), (34, 1205230), (52, 788035), (65, 630428), (68, 602615), (73, 561340), (85, 482092), (127, 322660), (130, 315214), (146, 280670), (170, 241046), (221, 185420), (254, 161330), (260, 157607), (292, 140335), (340, 120523), (365, 112268), (442, 92710), (508, 80665), (635, 64532), (730, 56134), (884, 46355), (949, 43180), (1105, 37084), (1241, 33020), (1270, 32266), (1460, 28067), (1651, 24820), (1898, 21590), (2159, 18980), (2210, 18542), (2482, 16510), (2540, 16133), (3302, 12410), (3796, 10795), (4318, 9490), (4420, 9271), (4745, 8636), (4964, 8255), (6205, 6604)]