17894340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1117}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 54938520

約数和(自身を除く): 37044180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1117, 1335, 1602, 1780, 2234, 2670, 3204, 3351, 4005, 4468, 5340, 5585, 6702, 8010, 10053, 11170, 13404, 16020, 16755, 20106, 22340, 33510, 40212, 50265, 67020, 99413, 100530, 198826, 201060, 298239, 397652, 497065, 596478, 894717, 994130, 1192956, 1491195, 1789434, 1988260, 2982390, 3578868, 4473585, 5964780, 8947170, 17894340]

約数ペア:

[(1, 17894340), (2, 8947170), (3, 5964780), (4, 4473585), (5, 3578868), (6, 2982390), (9, 1988260), (10, 1789434), (12, 1491195), (15, 1192956), (18, 994130), (20, 894717), (30, 596478), (36, 497065), (45, 397652), (60, 298239), (89, 201060), (90, 198826), (178, 100530), (180, 99413), (267, 67020), (356, 50265), (445, 40212), (534, 33510), (801, 22340), (890, 20106), (1068, 16755), (1117, 16020), (1335, 13404), (1602, 11170), (1780, 10053), (2234, 8010), (2670, 6702), (3204, 5585), (3351, 5340), (4005, 4468)]