2197655960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{111443}}^1$

素因数の和:111500

約数の個数: 64

約数和(自身を含む): 5416178400

約数和(自身を除く): 3218522440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1972, 2465, 3944, 4930, 9860, 19720, 111443, 222886, 445772, 557215, 891544, 1114430, 1894531, 2228860, 3231847, 3789062, 4457720, 6463694, 7578124, 9472655, 12927388, 15156248, 16159235, 18945310, 25854776, 32318470, 37890620, 54941399, 64636940, 75781240, 109882798, 129273880, 219765596, 274706995, 439531192, 549413990, 1098827980, 2197655960]

約数ペア:

[(1, 2197655960), (2, 1098827980), (4, 549413990), (5, 439531192), (8, 274706995), (10, 219765596), (17, 129273880), (20, 109882798), (29, 75781240), (34, 64636940), (40, 54941399), (58, 37890620), (68, 32318470), (85, 25854776), (116, 18945310), (136, 16159235), (145, 15156248), (170, 12927388), (232, 9472655), (290, 7578124), (340, 6463694), (493, 4457720), (580, 3789062), (680, 3231847), (986, 2228860), (1160, 1894531), (1972, 1114430), (2465, 891544), (3944, 557215), (4930, 445772), (9860, 222886), (19720, 111443)]