48884920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2459}}^1$

素因数の和:2548

約数の個数: 64

約数和(自身を含む): 127526400

約数和(自身を除く): 78641480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2459, 2485, 2840, 3976, 4918, 4970, 9836, 9940, 12295, 17213, 19672, 19880, 24590, 34426, 49180, 68852, 86065, 98360, 137704, 172130, 174589, 344260, 349178, 688520, 698356, 872945, 1222123, 1396712, 1745890, 2444246, 3491780, 4888492, 6110615, 6983560, 9776984, 12221230, 24442460, 48884920]

約数ペア:

[(1, 48884920), (2, 24442460), (4, 12221230), (5, 9776984), (7, 6983560), (8, 6110615), (10, 4888492), (14, 3491780), (20, 2444246), (28, 1745890), (35, 1396712), (40, 1222123), (56, 872945), (70, 698356), (71, 688520), (140, 349178), (142, 344260), (280, 174589), (284, 172130), (355, 137704), (497, 98360), (568, 86065), (710, 68852), (994, 49180), (1420, 34426), (1988, 24590), (2459, 19880), (2485, 19672), (2840, 17213), (3976, 12295), (4918, 9940), (4970, 9836)]