20588190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:186

約数の個数: 128

約数和(自身を含む): 61378560

約数和(自身を除く): 40790370

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 73, 79, 85, 102, 105, 119, 146, 158, 170, 210, 219, 237, 238, 255, 357, 365, 395, 438, 474, 510, 511, 553, 595, 714, 730, 790, 1022, 1095, 1106, 1185, 1190, 1241, 1343, 1533, 1659, 1785, 2190, 2370, 2482, 2555, 2686, 2765, 3066, 3318, 3570, 3723, 4029, 5110, 5530, 5767, 6205, 6715, 7446, 7665, 8058, 8295, 8687, 9401, 11534, 12410, 13430, 15330, 16590, 17301, 17374, 18615, 18802, 20145, 26061, 28203, 28835, 34602, 37230, 40290, 40369, 43435, 47005, 52122, 56406, 57670, 80738, 86505, 86870, 94010, 98039, 121107, 130305, 141015, 173010, 196078, 201845, 242214, 260610, 282030, 294117, 403690, 490195, 588234, 605535, 686273, 980390, 1211070, 1372546, 1470585, 2058819, 2941170, 3431365, 4117638, 6862730, 10294095, 20588190]

約数ペア:

[(1, 20588190), (2, 10294095), (3, 6862730), (5, 4117638), (6, 3431365), (7, 2941170), (10, 2058819), (14, 1470585), (15, 1372546), (17, 1211070), (21, 980390), (30, 686273), (34, 605535), (35, 588234), (42, 490195), (51, 403690), (70, 294117), (73, 282030), (79, 260610), (85, 242214), (102, 201845), (105, 196078), (119, 173010), (146, 141015), (158, 130305), (170, 121107), (210, 98039), (219, 94010), (237, 86870), (238, 86505), (255, 80738), (357, 57670), (365, 56406), (395, 52122), (438, 47005), (474, 43435), (510, 40369), (511, 40290), (553, 37230), (595, 34602), (714, 28835), (730, 28203), (790, 26061), (1022, 20145), (1095, 18802), (1106, 18615), (1185, 17374), (1190, 17301), (1241, 16590), (1343, 15330), (1533, 13430), (1659, 12410), (1785, 11534), (2190, 9401), (2370, 8687), (2482, 8295), (2555, 8058), (2686, 7665), (2765, 7446), (3066, 6715), (3318, 6205), (3570, 5767), (3723, 5530), (4029, 5110)]