780943.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 18289152

約数和(自身を除く): 11071292

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 23, 26, 34, 46, 52, 65, 68, 71, 85, 92, 115, 130, 142, 170, 221, 230, 260, 284, 299, 340, 355, 391, 442, 460, 598, 710, 782, 884, 923, 1105, 1196, 1207, 1420, 1495, 1564, 1633, 1846, 1955, 2210, 2414, 2990, 3266, 3692, 3910, 4420, 4615, 4828, 5083, 5980, 6035, 6532, 7820, 8165, 9230, 10166, 12070, 15691, 16330, 18460, 20332, 21229, 24140, 25415, 27761, 31382, 32660, 42458, 50830, 55522, 62764, 78455, 84916, 101660, 106145, 111044, 138805, 156910, 212290, 277610, 313820, 360893, 424580, 555220, 721786, 1443572, 1804465, 3608930, 7217860]

約数ペア:

[(1, 7217860), (2, 3608930), (4, 1804465), (5, 1443572), (10, 721786), (13, 555220), (17, 424580), (20, 360893), (23, 313820), (26, 277610), (34, 212290), (46, 156910), (52, 138805), (65, 111044), (68, 106145), (71, 101660), (85, 84916), (92, 78455), (115, 62764), (130, 55522), (142, 50830), (170, 42458), (221, 32660), (230, 31382), (260, 27761), (284, 25415), (299, 24140), (340, 21229), (355, 20332), (391, 18460), (442, 16330), (460, 15691), (598, 12070), (710, 10166), (782, 9230), (884, 8165), (923, 7820), (1105, 6532), (1196, 6035), (1207, 5980), (1420, 5083), (1495, 4828), (1564, 4615), (1633, 4420), (1846, 3910), (1955, 3692), (2210, 3266), (2414, 2990)]