19731120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4327}}^1$

素因数の和:4362

約数の個数: 80

約数和(自身を含む): 64400640

約数和(自身を除く): 44669520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4327, 4560, 8654, 12981, 17308, 21635, 25962, 34616, 43270, 51924, 64905, 69232, 82213, 86540, 103848, 129810, 164426, 173080, 207696, 246639, 259620, 328852, 346160, 411065, 493278, 519240, 657704, 822130, 986556, 1038480, 1233195, 1315408, 1644260, 1973112, 2466390, 3288520, 3946224, 4932780, 6577040, 9865560, 19731120]

約数ペア:

[(1, 19731120), (2, 9865560), (3, 6577040), (4, 4932780), (5, 3946224), (6, 3288520), (8, 2466390), (10, 1973112), (12, 1644260), (15, 1315408), (16, 1233195), (19, 1038480), (20, 986556), (24, 822130), (30, 657704), (38, 519240), (40, 493278), (48, 411065), (57, 346160), (60, 328852), (76, 259620), (80, 246639), (95, 207696), (114, 173080), (120, 164426), (152, 129810), (190, 103848), (228, 86540), (240, 82213), (285, 69232), (304, 64905), (380, 51924), (456, 43270), (570, 34616), (760, 25962), (912, 21635), (1140, 17308), (1520, 12981), (2280, 8654), (4327, 4560)]