2001127960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{6217}}^1$

素因数の和:6860

約数の個数: 64

約数和(自身を含む): 4857501600

約数和(自身を除く): 2856373640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 619, 1238, 2476, 3095, 4952, 6190, 6217, 8047, 12380, 12434, 16094, 24760, 24868, 31085, 32188, 40235, 49736, 62170, 64376, 80470, 80821, 124340, 160940, 161642, 248680, 321880, 323284, 404105, 646568, 808210, 1616420, 3232840, 3848323, 7696646, 15393292, 19241615, 30786584, 38483230, 50028199, 76966460, 100056398, 153932920, 200112796, 250140995, 400225592, 500281990, 1000563980, 2001127960]

約数ペア:

[(1, 2001127960), (2, 1000563980), (4, 500281990), (5, 400225592), (8, 250140995), (10, 200112796), (13, 153932920), (20, 100056398), (26, 76966460), (40, 50028199), (52, 38483230), (65, 30786584), (104, 19241615), (130, 15393292), (260, 7696646), (520, 3848323), (619, 3232840), (1238, 1616420), (2476, 808210), (3095, 646568), (4952, 404105), (6190, 323284), (6217, 321880), (8047, 248680), (12380, 161642), (12434, 160940), (16094, 124340), (24760, 80821), (24868, 80470), (31085, 64376), (32188, 62170), (40235, 49736)]