20177830770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{111191}}^1$

素因数の和:111487

約数の個数: 64

約数和(自身を含む): 50724900864

約数和(自身を除く): 30547070094

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 263, 345, 526, 690, 789, 1315, 1578, 2630, 3945, 6049, 7890, 12098, 18147, 30245, 36294, 60490, 90735, 111191, 181470, 222382, 333573, 555955, 667146, 1111910, 1667865, 2557393, 3335730, 5114786, 7672179, 12786965, 15344358, 25573930, 29243233, 38360895, 58486466, 76721790, 87729699, 146216165, 175459398, 292432330, 438648495, 672594359, 877296990, 1345188718, 2017783077, 3362971795, 4035566154, 6725943590, 10088915385, 20177830770]

約数ペア:

[(1, 20177830770), (2, 10088915385), (3, 6725943590), (5, 4035566154), (6, 3362971795), (10, 2017783077), (15, 1345188718), (23, 877296990), (30, 672594359), (46, 438648495), (69, 292432330), (115, 175459398), (138, 146216165), (230, 87729699), (263, 76721790), (345, 58486466), (526, 38360895), (690, 29243233), (789, 25573930), (1315, 15344358), (1578, 12786965), (2630, 7672179), (3945, 5114786), (6049, 3335730), (7890, 2557393), (12098, 1667865), (18147, 1111910), (30245, 667146), (36294, 555955), (60490, 333573), (90735, 222382), (111191, 181470)]