28995720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18587}}^1$

素因数の和:18614

約数の個数: 64

約数和(自身を含む): 93683520

約数和(自身を除く): 64687800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 18587, 37174, 55761, 74348, 92935, 111522, 148696, 185870, 223044, 241631, 278805, 371740, 446088, 483262, 557610, 724893, 743480, 966524, 1115220, 1208155, 1449786, 1933048, 2230440, 2416310, 2899572, 3624465, 4832620, 5799144, 7248930, 9665240, 14497860, 28995720]

約数ペア:

[(1, 28995720), (2, 14497860), (3, 9665240), (4, 7248930), (5, 5799144), (6, 4832620), (8, 3624465), (10, 2899572), (12, 2416310), (13, 2230440), (15, 1933048), (20, 1449786), (24, 1208155), (26, 1115220), (30, 966524), (39, 743480), (40, 724893), (52, 557610), (60, 483262), (65, 446088), (78, 371740), (104, 278805), (120, 241631), (130, 223044), (156, 185870), (195, 148696), (260, 111522), (312, 92935), (390, 74348), (520, 55761), (780, 37174), (1560, 18587)]