2078382020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{726707}}^1$

素因数の和:726740

約数の個数: 48

約数和(自身を含む): 5127651648

約数和(自身を除く): 3049269628

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 726707, 1453414, 2906828, 3633535, 7267070, 7993777, 9447191, 14534140, 15987554, 18894382, 31975108, 37788764, 39968885, 47235955, 79937770, 94471910, 103919101, 159875540, 188943820, 207838202, 415676404, 519595505, 1039191010, 2078382020]

約数ペア:

[(1, 2078382020), (2, 1039191010), (4, 519595505), (5, 415676404), (10, 207838202), (11, 188943820), (13, 159875540), (20, 103919101), (22, 94471910), (26, 79937770), (44, 47235955), (52, 39968885), (55, 37788764), (65, 31975108), (110, 18894382), (130, 15987554), (143, 14534140), (220, 9447191), (260, 7993777), (286, 7267070), (572, 3633535), (715, 2906828), (1430, 1453414), (2860, 726707)]