About the Number

2100088380

2100088379 ← → 2100088381

2進数表記:1111101001011001100111000111100

漢数字表記:二十一億八万八千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 13 1 × 269 1 × 10009 1

素因数の和:10303
約数の個数: 96
約数和(自身を含む): 6356750400
約数和(自身を除く): 4256662020

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 269, 390, 538, 780, 807, 1076, 1345, 1614, 2690, 3228, 3497, 4035, 5380, 6994, 8070, 10009, 10491, 13988, 16140, 17485, 20018, 20982, 30027, 34970, 40036, 41964, 50045, 52455, 60054, 69940, 100090, 104910, 120108, 130117, 150135, 200180, 209820, 260234, 300270, 390351, 520468, 600540, 650585, 780702, 1301170, 1561404, 1951755, 2602340, 2692421, 3903510, 5384842, 7807020, 8077263, 10769684, 13462105, 16154526, 26924210, 32309052, 35001473, 40386315, 53848420, 70002946, 80772630, 105004419, 140005892, 161545260, 175007365, 210008838, 350014730, 420017676, 525022095, 700029460, 1050044190, 2100088380]

約数ペア:
[(1, 2100088380), (2, 1050044190), (3, 700029460), (4, 525022095), (5, 420017676), (6, 350014730), (10, 210008838), (12, 175007365), (13, 161545260), (15, 140005892), (20, 105004419), (26, 80772630), (30, 70002946), (39, 53848420), (52, 40386315), (60, 35001473), (65, 32309052), (78, 26924210), (130, 16154526), (156, 13462105), (195, 10769684), (260, 8077263), (269, 7807020), (390, 5384842), (538, 3903510), (780, 2692421), (807, 2602340), (1076, 1951755), (1345, 1561404), (1614, 1301170), (2690, 780702), (3228, 650585), (3497, 600540), (4035, 520468), (5380, 390351), (6994, 300270), (8070, 260234), (10009, 209820), (10491, 200180), (13988, 150135), (16140, 130117), (17485, 120108), (20018, 104910), (20982, 100090), (30027, 69940), (34970, 60054), (40036, 52455), (41964, 50045)]

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