19756320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:618

約数の個数: 96

約数和(自身を含む): 63141120

約数和(自身を除く): 43384800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 79, 80, 96, 120, 158, 160, 237, 240, 316, 395, 474, 480, 521, 632, 790, 948, 1042, 1185, 1264, 1563, 1580, 1896, 2084, 2370, 2528, 2605, 3126, 3160, 3792, 4168, 4740, 5210, 6252, 6320, 7584, 7815, 8336, 9480, 10420, 12504, 12640, 15630, 16672, 18960, 20840, 25008, 31260, 37920, 41159, 41680, 50016, 62520, 82318, 83360, 123477, 125040, 164636, 205795, 246954, 250080, 329272, 411590, 493908, 617385, 658544, 823180, 987816, 1234770, 1317088, 1646360, 1975632, 2469540, 3292720, 3951264, 4939080, 6585440, 9878160, 19756320]

約数ペア:

[(1, 19756320), (2, 9878160), (3, 6585440), (4, 4939080), (5, 3951264), (6, 3292720), (8, 2469540), (10, 1975632), (12, 1646360), (15, 1317088), (16, 1234770), (20, 987816), (24, 823180), (30, 658544), (32, 617385), (40, 493908), (48, 411590), (60, 329272), (79, 250080), (80, 246954), (96, 205795), (120, 164636), (158, 125040), (160, 123477), (237, 83360), (240, 82318), (316, 62520), (395, 50016), (474, 41680), (480, 41159), (521, 37920), (632, 31260), (790, 25008), (948, 20840), (1042, 18960), (1185, 16672), (1264, 15630), (1563, 12640), (1580, 12504), (1896, 10420), (2084, 9480), (2370, 8336), (2528, 7815), (2605, 7584), (3126, 6320), (3160, 6252), (3792, 5210), (4168, 4740)]