20074975560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{914161}}^1$

素因数の和:914239

約数の個数: 96

約数和(自身を含む): 66313311480

約数和(自身を除く): 46238335920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3660, 4392, 5490, 7320, 10980, 21960, 914161, 1828322, 2742483, 3656644, 4570805, 5484966, 7313288, 8227449, 9141610, 10969932, 13712415, 16454898, 18283220, 21939864, 27424830, 32909796, 36566440, 41137245, 54849660, 55763821, 65819592, 82274490, 109699320, 111527642, 164548980, 167291463, 223055284, 278819105, 329097960, 334582926, 446110568, 501874389, 557638210, 669165852, 836457315, 1003748778, 1115276420, 1338331704, 1672914630, 2007497556, 2230552840, 2509371945, 3345829260, 4014995112, 5018743890, 6691658520, 10037487780, 20074975560]

約数ペア:

[(1, 20074975560), (2, 10037487780), (3, 6691658520), (4, 5018743890), (5, 4014995112), (6, 3345829260), (8, 2509371945), (9, 2230552840), (10, 2007497556), (12, 1672914630), (15, 1338331704), (18, 1115276420), (20, 1003748778), (24, 836457315), (30, 669165852), (36, 557638210), (40, 501874389), (45, 446110568), (60, 334582926), (61, 329097960), (72, 278819105), (90, 223055284), (120, 167291463), (122, 164548980), (180, 111527642), (183, 109699320), (244, 82274490), (305, 65819592), (360, 55763821), (366, 54849660), (488, 41137245), (549, 36566440), (610, 32909796), (732, 27424830), (915, 21939864), (1098, 18283220), (1220, 16454898), (1464, 13712415), (1830, 10969932), (2196, 9141610), (2440, 8227449), (2745, 7313288), (3660, 5484966), (4392, 4570805), (5490, 3656644), (7320, 2742483), (10980, 1828322), (21960, 914161)]