40518140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 99066240

約数和(自身を除く): 58548100

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 89, 103, 130, 170, 178, 206, 221, 260, 340, 356, 412, 442, 445, 515, 884, 890, 1030, 1105, 1157, 1339, 1513, 1751, 1780, 2060, 2210, 2314, 2678, 3026, 3502, 4420, 4628, 5356, 5785, 6052, 6695, 7004, 7565, 8755, 9167, 11570, 13390, 15130, 17510, 18334, 19669, 22763, 23140, 26780, 30260, 35020, 36668, 39338, 45526, 45835, 78676, 91052, 91670, 98345, 113815, 119171, 155839, 183340, 196690, 227630, 238342, 311678, 393380, 455260, 476684, 595855, 623356, 779195, 1191710, 1558390, 2025907, 2383420, 3116780, 4051814, 8103628, 10129535, 20259070, 40518140]

約数ペア:

[(1, 40518140), (2, 20259070), (4, 10129535), (5, 8103628), (10, 4051814), (13, 3116780), (17, 2383420), (20, 2025907), (26, 1558390), (34, 1191710), (52, 779195), (65, 623356), (68, 595855), (85, 476684), (89, 455260), (103, 393380), (130, 311678), (170, 238342), (178, 227630), (206, 196690), (221, 183340), (260, 155839), (340, 119171), (356, 113815), (412, 98345), (442, 91670), (445, 91052), (515, 78676), (884, 45835), (890, 45526), (1030, 39338), (1105, 36668), (1157, 35020), (1339, 30260), (1513, 26780), (1751, 23140), (1780, 22763), (2060, 19669), (2210, 18334), (2314, 17510), (2678, 15130), (3026, 13390), (3502, 11570), (4420, 9167), (4628, 8755), (5356, 7565), (5785, 7004), (6052, 6695)]