47909940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 145635840

約数和(自身を除く): 97725900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 239, 257, 260, 390, 478, 514, 717, 771, 780, 956, 1028, 1195, 1285, 1434, 1542, 2390, 2570, 2868, 3084, 3107, 3341, 3585, 3855, 4780, 5140, 6214, 6682, 7170, 7710, 9321, 10023, 12428, 13364, 14340, 15420, 15535, 16705, 18642, 20046, 31070, 33410, 37284, 40092, 46605, 50115, 61423, 62140, 66820, 93210, 100230, 122846, 184269, 186420, 200460, 245692, 307115, 368538, 614230, 737076, 798499, 921345, 1228460, 1596998, 1842690, 2395497, 3193996, 3685380, 3992495, 4790994, 7984990, 9581988, 11977485, 15969980, 23954970, 47909940]

約数ペア:

[(1, 47909940), (2, 23954970), (3, 15969980), (4, 11977485), (5, 9581988), (6, 7984990), (10, 4790994), (12, 3992495), (13, 3685380), (15, 3193996), (20, 2395497), (26, 1842690), (30, 1596998), (39, 1228460), (52, 921345), (60, 798499), (65, 737076), (78, 614230), (130, 368538), (156, 307115), (195, 245692), (239, 200460), (257, 186420), (260, 184269), (390, 122846), (478, 100230), (514, 93210), (717, 66820), (771, 62140), (780, 61423), (956, 50115), (1028, 46605), (1195, 40092), (1285, 37284), (1434, 33410), (1542, 31070), (2390, 20046), (2570, 18642), (2868, 16705), (3084, 15535), (3107, 15420), (3341, 14340), (3585, 13364), (3855, 12428), (4780, 10023), (5140, 9321), (6214, 7710), (6682, 7170)]