2018519880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1293923}}^1$

素因数の和:1293950

約数の個数: 64

約数和(自身を含む): 6521376960

約数和(自身を除く): 4502857080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1293923, 2587846, 3881769, 5175692, 6469615, 7763538, 10351384, 12939230, 15527076, 16820999, 19408845, 25878460, 31054152, 33641998, 38817690, 50462997, 51756920, 67283996, 77635380, 84104995, 100925994, 134567992, 155270760, 168209990, 201851988, 252314985, 336419980, 403703976, 504629970, 672839960, 1009259940, 2018519880]

約数ペア:

[(1, 2018519880), (2, 1009259940), (3, 672839960), (4, 504629970), (5, 403703976), (6, 336419980), (8, 252314985), (10, 201851988), (12, 168209990), (13, 155270760), (15, 134567992), (20, 100925994), (24, 84104995), (26, 77635380), (30, 67283996), (39, 51756920), (40, 50462997), (52, 38817690), (60, 33641998), (65, 31054152), (78, 25878460), (104, 19408845), (120, 16820999), (130, 15527076), (156, 12939230), (195, 10351384), (260, 7763538), (312, 6469615), (390, 5175692), (520, 3881769), (780, 2587846), (1560, 1293923)]