23202280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 55890000

約数和(自身を除く): 32687720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 149, 170, 229, 298, 340, 458, 596, 680, 745, 916, 1145, 1192, 1490, 1832, 2290, 2533, 2980, 3893, 4580, 5066, 5960, 7786, 9160, 10132, 12665, 15572, 19465, 20264, 25330, 31144, 34121, 38930, 50660, 68242, 77860, 101320, 136484, 155720, 170605, 272968, 341210, 580057, 682420, 1160114, 1364840, 2320228, 2900285, 4640456, 5800570, 11601140, 23202280]

約数ペア:

[(1, 23202280), (2, 11601140), (4, 5800570), (5, 4640456), (8, 2900285), (10, 2320228), (17, 1364840), (20, 1160114), (34, 682420), (40, 580057), (68, 341210), (85, 272968), (136, 170605), (149, 155720), (170, 136484), (229, 101320), (298, 77860), (340, 68242), (458, 50660), (596, 38930), (680, 34121), (745, 31144), (916, 25330), (1145, 20264), (1192, 19465), (1490, 15572), (1832, 12665), (2290, 10132), (2533, 9160), (2980, 7786), (3893, 5960), (4580, 5066)]