401872010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:575

約数の個数: 64

約数和(自身を含む): 788486400

約数和(自身を除く): 386614390

約数列:

[1, 2, 5, 10, 17, 34, 59, 85, 103, 118, 170, 206, 295, 389, 515, 590, 778, 1003, 1030, 1751, 1945, 2006, 3502, 3890, 5015, 6077, 6613, 8755, 10030, 12154, 13226, 17510, 22951, 30385, 33065, 40067, 45902, 60770, 66130, 80134, 103309, 114755, 200335, 206618, 229510, 390167, 400670, 516545, 681139, 780334, 1033090, 1362278, 1950835, 2363953, 3405695, 3901670, 4727906, 6811390, 11819765, 23639530, 40187201, 80374402, 200936005, 401872010]

約数ペア:

[(1, 401872010), (2, 200936005), (5, 80374402), (10, 40187201), (17, 23639530), (34, 11819765), (59, 6811390), (85, 4727906), (103, 3901670), (118, 3405695), (170, 2363953), (206, 1950835), (295, 1362278), (389, 1033090), (515, 780334), (590, 681139), (778, 516545), (1003, 400670), (1030, 390167), (1751, 229510), (1945, 206618), (2006, 200335), (3502, 114755), (3890, 103309), (5015, 80134), (6077, 66130), (6613, 60770), (8755, 45902), (10030, 40067), (12154, 33065), (13226, 30385), (17510, 22951)]