19470080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 55629504

約数和(自身を除く): 36159424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 53, 56, 64, 70, 80, 82, 106, 112, 128, 140, 160, 164, 205, 212, 224, 256, 265, 280, 287, 320, 328, 371, 410, 424, 448, 530, 560, 574, 640, 656, 742, 820, 848, 896, 1060, 1120, 1148, 1280, 1312, 1435, 1484, 1640, 1696, 1792, 1855, 2120, 2173, 2240, 2296, 2624, 2870, 2968, 3280, 3392, 3710, 4240, 4346, 4480, 4592, 5248, 5740, 5936, 6560, 6784, 7420, 8480, 8692, 8960, 9184, 10496, 10865, 11480, 11872, 13120, 13568, 14840, 15211, 16960, 17384, 18368, 21730, 22960, 23744, 26240, 29680, 30422, 33920, 34768, 36736, 43460, 45920, 47488, 52480, 59360, 60844, 67840, 69536, 73472, 76055, 86920, 91840, 94976, 118720, 121688, 139072, 152110, 173840, 183680, 237440, 243376, 278144, 304220, 347680, 367360, 474880, 486752, 556288, 608440, 695360, 973504, 1216880, 1390720, 1947008, 2433760, 2781440, 3894016, 4867520, 9735040, 19470080]

約数ペア:

[(1, 19470080), (2, 9735040), (4, 4867520), (5, 3894016), (7, 2781440), (8, 2433760), (10, 1947008), (14, 1390720), (16, 1216880), (20, 973504), (28, 695360), (32, 608440), (35, 556288), (40, 486752), (41, 474880), (53, 367360), (56, 347680), (64, 304220), (70, 278144), (80, 243376), (82, 237440), (106, 183680), (112, 173840), (128, 152110), (140, 139072), (160, 121688), (164, 118720), (205, 94976), (212, 91840), (224, 86920), (256, 76055), (265, 73472), (280, 69536), (287, 67840), (320, 60844), (328, 59360), (371, 52480), (410, 47488), (424, 45920), (448, 43460), (530, 36736), (560, 34768), (574, 33920), (640, 30422), (656, 29680), (742, 26240), (820, 23744), (848, 22960), (896, 21730), (1060, 18368), (1120, 17384), (1148, 16960), (1280, 15211), (1312, 14840), (1435, 13568), (1484, 13120), (1640, 11872), (1696, 11480), (1792, 10865), (1855, 10496), (2120, 9184), (2173, 8960), (2240, 8692), (2296, 8480), (2624, 7420), (2870, 6784), (2968, 6560), (3280, 5936), (3392, 5740), (3710, 5248), (4240, 4592), (4346, 4480)]