2980572190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{709}}^1$

素因数の和:1009

約数の個数: 64

約数和(自身を含む): 5653463040

約数和(自身を除く): 2672890850

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 191, 310, 355, 382, 709, 710, 955, 1418, 1910, 2201, 3545, 4402, 5921, 7090, 11005, 11842, 13561, 21979, 22010, 27122, 29605, 43958, 50339, 59210, 67805, 100678, 109895, 135419, 135610, 219790, 251695, 270838, 420391, 503390, 677095, 840782, 1354190, 1560509, 2101955, 3121018, 4197989, 4203910, 7802545, 8395978, 9614749, 15605090, 19229498, 20989945, 41979890, 48073745, 96147490, 298057219, 596114438, 1490286095, 2980572190]

約数ペア:

[(1, 2980572190), (2, 1490286095), (5, 596114438), (10, 298057219), (31, 96147490), (62, 48073745), (71, 41979890), (142, 20989945), (155, 19229498), (191, 15605090), (310, 9614749), (355, 8395978), (382, 7802545), (709, 4203910), (710, 4197989), (955, 3121018), (1418, 2101955), (1910, 1560509), (2201, 1354190), (3545, 840782), (4402, 677095), (5921, 503390), (7090, 420391), (11005, 270838), (11842, 251695), (13561, 219790), (21979, 135610), (22010, 135419), (27122, 109895), (29605, 100678), (43958, 67805), (50339, 59210)]