40892410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 83543040

約数和(自身を除く): 42650630

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 73, 130, 139, 146, 155, 278, 310, 365, 403, 695, 730, 806, 949, 1390, 1807, 1898, 2015, 2263, 3614, 4030, 4309, 4526, 4745, 8618, 9035, 9490, 10147, 11315, 18070, 20294, 21545, 22630, 29419, 43090, 50735, 56017, 58838, 101470, 112034, 131911, 147095, 263822, 280085, 294190, 314557, 560170, 629114, 659555, 1319110, 1572785, 3145570, 4089241, 8178482, 20446205, 40892410]

約数ペア:

[(1, 40892410), (2, 20446205), (5, 8178482), (10, 4089241), (13, 3145570), (26, 1572785), (31, 1319110), (62, 659555), (65, 629114), (73, 560170), (130, 314557), (139, 294190), (146, 280085), (155, 263822), (278, 147095), (310, 131911), (365, 112034), (403, 101470), (695, 58838), (730, 56017), (806, 50735), (949, 43090), (1390, 29419), (1807, 22630), (1898, 21545), (2015, 20294), (2263, 18070), (3614, 11315), (4030, 10147), (4309, 9490), (4526, 9035), (4745, 8618)]