20189220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 60117120

約数和(自身を除く): 39927900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 41, 58, 60, 82, 87, 116, 123, 145, 164, 174, 205, 246, 283, 290, 348, 410, 435, 492, 566, 580, 615, 820, 849, 870, 1132, 1189, 1230, 1415, 1698, 1740, 2378, 2460, 2830, 3396, 3567, 4245, 4756, 5660, 5945, 7134, 8207, 8490, 11603, 11890, 14268, 16414, 16980, 17835, 23206, 23780, 24621, 32828, 34809, 35670, 41035, 46412, 49242, 58015, 69618, 71340, 82070, 98484, 116030, 123105, 139236, 164140, 174045, 232060, 246210, 336487, 348090, 492420, 672974, 696180, 1009461, 1345948, 1682435, 2018922, 3364870, 4037844, 5047305, 6729740, 10094610, 20189220]

約数ペア:

[(1, 20189220), (2, 10094610), (3, 6729740), (4, 5047305), (5, 4037844), (6, 3364870), (10, 2018922), (12, 1682435), (15, 1345948), (20, 1009461), (29, 696180), (30, 672974), (41, 492420), (58, 348090), (60, 336487), (82, 246210), (87, 232060), (116, 174045), (123, 164140), (145, 139236), (164, 123105), (174, 116030), (205, 98484), (246, 82070), (283, 71340), (290, 69618), (348, 58015), (410, 49242), (435, 46412), (492, 41035), (566, 35670), (580, 34809), (615, 32828), (820, 24621), (849, 23780), (870, 23206), (1132, 17835), (1189, 16980), (1230, 16414), (1415, 14268), (1698, 11890), (1740, 11603), (2378, 8490), (2460, 8207), (2830, 7134), (3396, 5945), (3567, 5660), (4245, 4756)]