509960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:102

約数の個数: 64

約数和(自身を含む): 1339200

約数和(自身を除く): 829240

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 61, 76, 88, 95, 110, 122, 152, 190, 209, 220, 244, 305, 380, 418, 440, 488, 610, 671, 760, 836, 1045, 1159, 1220, 1342, 1672, 2090, 2318, 2440, 2684, 3355, 4180, 4636, 5368, 5795, 6710, 8360, 9272, 11590, 12749, 13420, 23180, 25498, 26840, 46360, 50996, 63745, 101992, 127490, 254980, 509960]

約数ペア:

[(1, 509960), (2, 254980), (4, 127490), (5, 101992), (8, 63745), (10, 50996), (11, 46360), (19, 26840), (20, 25498), (22, 23180), (38, 13420), (40, 12749), (44, 11590), (55, 9272), (61, 8360), (76, 6710), (88, 5795), (95, 5368), (110, 4636), (122, 4180), (152, 3355), (190, 2684), (209, 2440), (220, 2318), (244, 2090), (305, 1672), (380, 1342), (418, 1220), (440, 1159), (488, 1045), (610, 836), (671, 760)]