490047890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1\times {\mathrm{3557}}^1$

素因数の和:4186

約数の個数: 32

約数和(自身を含む): 922233600

約数和(自身を除く): 432185710

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 599, 1198, 2995, 3557, 5990, 7114, 13777, 17785, 27554, 35570, 68885, 81811, 137770, 163622, 409055, 818110, 2130643, 4261286, 10653215, 21306430, 49004789, 98009578, 245023945, 490047890]

約数ペア:

[(1, 490047890), (2, 245023945), (5, 98009578), (10, 49004789), (23, 21306430), (46, 10653215), (115, 4261286), (230, 2130643), (599, 818110), (1198, 409055), (2995, 163622), (3557, 137770), (5990, 81811), (7114, 68885), (13777, 35570), (17785, 27554)]