2425781380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{18913}}^1$

素因数の和:18997

約数の個数: 72

約数和(自身を含む): 5705294616

約数和(自身を除く): 3279513236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 121, 212, 220, 242, 265, 484, 530, 583, 605, 1060, 1166, 1210, 2332, 2420, 2915, 5830, 6413, 11660, 12826, 18913, 25652, 32065, 37826, 64130, 75652, 94565, 128260, 189130, 208043, 378260, 416086, 832172, 1002389, 1040215, 2004778, 2080430, 2288473, 4009556, 4160860, 4576946, 5011945, 9153892, 10023890, 11026279, 11442365, 20047780, 22052558, 22884730, 44105116, 45769460, 55131395, 110262790, 121289069, 220525580, 242578138, 485156276, 606445345, 1212890690, 2425781380]

約数ペア:

[(1, 2425781380), (2, 1212890690), (4, 606445345), (5, 485156276), (10, 242578138), (11, 220525580), (20, 121289069), (22, 110262790), (44, 55131395), (53, 45769460), (55, 44105116), (106, 22884730), (110, 22052558), (121, 20047780), (212, 11442365), (220, 11026279), (242, 10023890), (265, 9153892), (484, 5011945), (530, 4576946), (583, 4160860), (605, 4009556), (1060, 2288473), (1166, 2080430), (1210, 2004778), (2332, 1040215), (2420, 1002389), (2915, 832172), (5830, 416086), (6413, 378260), (11660, 208043), (12826, 189130), (18913, 128260), (25652, 94565), (32065, 75652), (37826, 64130)]