1984620.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:881

約数の個数: 96

約数和(自身を含む): 106315776

約数和(自身を除く): 67025756

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 385, 434, 620, 682, 770, 823, 868, 1085, 1364, 1540, 1646, 1705, 2170, 2387, 3292, 3410, 4115, 4340, 4774, 5761, 6820, 8230, 9053, 9548, 11522, 11935, 16460, 18106, 23044, 23870, 25513, 28805, 36212, 45265, 47740, 51026, 57610, 63371, 90530, 102052, 115220, 126742, 127565, 178591, 181060, 253484, 255130, 280643, 316855, 357182, 510260, 561286, 633710, 714364, 892955, 1122572, 1267420, 1403215, 1785910, 1964501, 2806430, 3571820, 3929002, 5612860, 7858004, 9822505, 19645010, 39290020]

約数ペア:

[(1, 39290020), (2, 19645010), (4, 9822505), (5, 7858004), (7, 5612860), (10, 3929002), (11, 3571820), (14, 2806430), (20, 1964501), (22, 1785910), (28, 1403215), (31, 1267420), (35, 1122572), (44, 892955), (55, 714364), (62, 633710), (70, 561286), (77, 510260), (110, 357182), (124, 316855), (140, 280643), (154, 255130), (155, 253484), (217, 181060), (220, 178591), (308, 127565), (310, 126742), (341, 115220), (385, 102052), (434, 90530), (620, 63371), (682, 57610), (770, 51026), (823, 47740), (868, 45265), (1085, 36212), (1364, 28805), (1540, 25513), (1646, 23870), (1705, 23044), (2170, 18106), (2387, 16460), (3292, 11935), (3410, 11522), (4115, 9548), (4340, 9053), (4774, 8230), (5761, 6820)]