18717400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 49059360

約数和(自身を除く): 30341960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 25, 26, 40, 46, 50, 52, 65, 92, 100, 104, 115, 130, 184, 200, 230, 260, 299, 313, 325, 460, 520, 575, 598, 626, 650, 920, 1150, 1196, 1252, 1300, 1495, 1565, 2300, 2392, 2504, 2600, 2990, 3130, 4069, 4600, 5980, 6260, 7199, 7475, 7825, 8138, 11960, 12520, 14398, 14950, 15650, 16276, 20345, 28796, 29900, 31300, 32552, 35995, 40690, 57592, 59800, 62600, 71990, 81380, 93587, 101725, 143980, 162760, 179975, 187174, 203450, 287960, 359950, 374348, 406900, 467935, 719900, 748696, 813800, 935870, 1439800, 1871740, 2339675, 3743480, 4679350, 9358700, 18717400]

約数ペア:

[(1, 18717400), (2, 9358700), (4, 4679350), (5, 3743480), (8, 2339675), (10, 1871740), (13, 1439800), (20, 935870), (23, 813800), (25, 748696), (26, 719900), (40, 467935), (46, 406900), (50, 374348), (52, 359950), (65, 287960), (92, 203450), (100, 187174), (104, 179975), (115, 162760), (130, 143980), (184, 101725), (200, 93587), (230, 81380), (260, 71990), (299, 62600), (313, 59800), (325, 57592), (460, 40690), (520, 35995), (575, 32552), (598, 31300), (626, 29900), (650, 28796), (920, 20345), (1150, 16276), (1196, 15650), (1252, 14950), (1300, 14398), (1495, 12520), (1565, 11960), (2300, 8138), (2392, 7825), (2504, 7475), (2600, 7199), (2990, 6260), (3130, 5980), (4069, 4600)]