47409440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1042

約数の個数: 96

約数和(自身を含む): 125991936

約数和(自身を除く): 78582496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 65, 80, 92, 104, 115, 130, 160, 184, 208, 230, 260, 299, 368, 416, 460, 520, 598, 736, 920, 991, 1040, 1196, 1495, 1840, 1982, 2080, 2392, 2990, 3680, 3964, 4784, 4955, 5980, 7928, 9568, 9910, 11960, 12883, 15856, 19820, 22793, 23920, 25766, 31712, 39640, 45586, 47840, 51532, 64415, 79280, 91172, 103064, 113965, 128830, 158560, 182344, 206128, 227930, 257660, 296309, 364688, 412256, 455860, 515320, 592618, 729376, 911720, 1030640, 1185236, 1481545, 1823440, 2061280, 2370472, 2963090, 3646880, 4740944, 5926180, 9481888, 11852360, 23704720, 47409440]

約数ペア:

[(1, 47409440), (2, 23704720), (4, 11852360), (5, 9481888), (8, 5926180), (10, 4740944), (13, 3646880), (16, 2963090), (20, 2370472), (23, 2061280), (26, 1823440), (32, 1481545), (40, 1185236), (46, 1030640), (52, 911720), (65, 729376), (80, 592618), (92, 515320), (104, 455860), (115, 412256), (130, 364688), (160, 296309), (184, 257660), (208, 227930), (230, 206128), (260, 182344), (299, 158560), (368, 128830), (416, 113965), (460, 103064), (520, 91172), (598, 79280), (736, 64415), (920, 51532), (991, 47840), (1040, 45586), (1196, 39640), (1495, 31712), (1840, 25766), (1982, 23920), (2080, 22793), (2392, 19820), (2990, 15856), (3680, 12883), (3964, 11960), (4784, 9910), (4955, 9568), (5980, 7928)]