20305560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15383}}^1$

素因数の和:15408

約数の個数: 64

約数和(自身を含む): 66458880

約数和(自身を除く): 46153320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 15383, 30766, 46149, 61532, 76915, 92298, 123064, 153830, 169213, 184596, 230745, 307660, 338426, 369192, 461490, 507639, 615320, 676852, 846065, 922980, 1015278, 1353704, 1692130, 1845960, 2030556, 2538195, 3384260, 4061112, 5076390, 6768520, 10152780, 20305560]

約数ペア:

[(1, 20305560), (2, 10152780), (3, 6768520), (4, 5076390), (5, 4061112), (6, 3384260), (8, 2538195), (10, 2030556), (11, 1845960), (12, 1692130), (15, 1353704), (20, 1015278), (22, 922980), (24, 846065), (30, 676852), (33, 615320), (40, 507639), (44, 461490), (55, 369192), (60, 338426), (66, 307660), (88, 230745), (110, 184596), (120, 169213), (132, 153830), (165, 123064), (220, 92298), (264, 76915), (330, 61532), (440, 46149), (660, 30766), (1320, 15383)]