20888970540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1801}}^1\times {\mathrm{3169}}^1$

素因数の和:5043

約数の個数: 96

約数和(自身を含む): 59499733440

約数和(自身を除く): 38610762900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1801, 1830, 3169, 3602, 3660, 5403, 6338, 7204, 9005, 9507, 10806, 12676, 15845, 18010, 19014, 21612, 27015, 31690, 36020, 38028, 47535, 54030, 63380, 95070, 108060, 109861, 190140, 193309, 219722, 329583, 386618, 439444, 549305, 579927, 659166, 773236, 966545, 1098610, 1159854, 1318332, 1647915, 1933090, 2197220, 2319708, 2899635, 3295830, 3866180, 5707369, 5799270, 6591660, 11414738, 11598540, 17122107, 22829476, 28536845, 34244214, 57073690, 68488428, 85610535, 114147380, 171221070, 342442140, 348149509, 696299018, 1044448527, 1392598036, 1740747545, 2088897054, 3481495090, 4177794108, 5222242635, 6962990180, 10444485270, 20888970540]

約数ペア:

[(1, 20888970540), (2, 10444485270), (3, 6962990180), (4, 5222242635), (5, 4177794108), (6, 3481495090), (10, 2088897054), (12, 1740747545), (15, 1392598036), (20, 1044448527), (30, 696299018), (60, 348149509), (61, 342442140), (122, 171221070), (183, 114147380), (244, 85610535), (305, 68488428), (366, 57073690), (610, 34244214), (732, 28536845), (915, 22829476), (1220, 17122107), (1801, 11598540), (1830, 11414738), (3169, 6591660), (3602, 5799270), (3660, 5707369), (5403, 3866180), (6338, 3295830), (7204, 2899635), (9005, 2319708), (9507, 2197220), (10806, 1933090), (12676, 1647915), (15845, 1318332), (18010, 1159854), (19014, 1098610), (21612, 966545), (27015, 773236), (31690, 659166), (36020, 579927), (38028, 549305), (47535, 439444), (54030, 386618), (63380, 329583), (95070, 219722), (108060, 193309), (109861, 190140)]