1900501890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{40583}}^1$

素因数の和:40823

約数の個数: 64

約数和(自身を含む): 5236310016

約数和(自身を除く): 3335808126

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 223, 446, 669, 1115, 1338, 1561, 2230, 3122, 3345, 4683, 6690, 7805, 9366, 15610, 23415, 40583, 46830, 81166, 121749, 202915, 243498, 284081, 405830, 568162, 608745, 852243, 1217490, 1420405, 1704486, 2840810, 4261215, 8522430, 9050009, 18100018, 27150027, 45250045, 54300054, 63350063, 90500090, 126700126, 135750135, 190050189, 271500270, 316750315, 380100378, 633500630, 950250945, 1900501890]

約数ペア:

[(1, 1900501890), (2, 950250945), (3, 633500630), (5, 380100378), (6, 316750315), (7, 271500270), (10, 190050189), (14, 135750135), (15, 126700126), (21, 90500090), (30, 63350063), (35, 54300054), (42, 45250045), (70, 27150027), (105, 18100018), (210, 9050009), (223, 8522430), (446, 4261215), (669, 2840810), (1115, 1704486), (1338, 1420405), (1561, 1217490), (2230, 852243), (3122, 608745), (3345, 568162), (4683, 405830), (6690, 284081), (7805, 243498), (9366, 202915), (15610, 121749), (23415, 81166), (40583, 46830)]