19620960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1056

約数の個数: 96

約数和(自身を含む): 63376992

約数和(自身を除く): 43756032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 120, 123, 160, 164, 205, 240, 246, 328, 410, 480, 492, 615, 656, 820, 984, 997, 1230, 1312, 1640, 1968, 1994, 2460, 2991, 3280, 3936, 3988, 4920, 4985, 5982, 6560, 7976, 9840, 9970, 11964, 14955, 15952, 19680, 19940, 23928, 29910, 31904, 39880, 40877, 47856, 59820, 79760, 81754, 95712, 119640, 122631, 159520, 163508, 204385, 239280, 245262, 327016, 408770, 478560, 490524, 613155, 654032, 817540, 981048, 1226310, 1308064, 1635080, 1962096, 2452620, 3270160, 3924192, 4905240, 6540320, 9810480, 19620960]

約数ペア:

[(1, 19620960), (2, 9810480), (3, 6540320), (4, 4905240), (5, 3924192), (6, 3270160), (8, 2452620), (10, 1962096), (12, 1635080), (15, 1308064), (16, 1226310), (20, 981048), (24, 817540), (30, 654032), (32, 613155), (40, 490524), (41, 478560), (48, 408770), (60, 327016), (80, 245262), (82, 239280), (96, 204385), (120, 163508), (123, 159520), (160, 122631), (164, 119640), (205, 95712), (240, 81754), (246, 79760), (328, 59820), (410, 47856), (480, 40877), (492, 39880), (615, 31904), (656, 29910), (820, 23928), (984, 19940), (997, 19680), (1230, 15952), (1312, 14955), (1640, 11964), (1968, 9970), (1994, 9840), (2460, 7976), (2991, 6560), (3280, 5982), (3936, 4985), (3988, 4920)]