12238720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1471}}^1$

素因数の和:1503

約数の個数: 64

約数和(自身を含む): 31530240

約数和(自身を除く): 19291520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1471, 1664, 2080, 2942, 4160, 5884, 7355, 8320, 11768, 14710, 19123, 23536, 29420, 38246, 47072, 58840, 76492, 94144, 95615, 117680, 152984, 188288, 191230, 235360, 305968, 382460, 470720, 611936, 764920, 941440, 1223872, 1529840, 2447744, 3059680, 6119360, 12238720]

約数ペア:

[(1, 12238720), (2, 6119360), (4, 3059680), (5, 2447744), (8, 1529840), (10, 1223872), (13, 941440), (16, 764920), (20, 611936), (26, 470720), (32, 382460), (40, 305968), (52, 235360), (64, 191230), (65, 188288), (80, 152984), (104, 117680), (128, 95615), (130, 94144), (160, 76492), (208, 58840), (260, 47072), (320, 38246), (416, 29420), (520, 23536), (640, 19123), (832, 14710), (1040, 11768), (1471, 8320), (1664, 7355), (2080, 5884), (2942, 4160)]