2017690900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{19457}}^1$

素因数の和:19549

約数の個数: 72

約数和(自身を含む): 4712182776

約数和(自身を除く): 2694491876

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 61, 68, 85, 100, 122, 170, 244, 305, 340, 425, 610, 850, 1037, 1220, 1525, 1700, 2074, 3050, 4148, 5185, 6100, 10370, 19457, 20740, 25925, 38914, 51850, 77828, 97285, 103700, 194570, 330769, 389140, 486425, 661538, 972850, 1186877, 1323076, 1653845, 1945700, 2373754, 3307690, 4747508, 5934385, 6615380, 8269225, 11868770, 16538450, 20176909, 23737540, 29671925, 33076900, 40353818, 59343850, 80707636, 100884545, 118687700, 201769090, 403538180, 504422725, 1008845450, 2017690900]

約数ペア:

[(1, 2017690900), (2, 1008845450), (4, 504422725), (5, 403538180), (10, 201769090), (17, 118687700), (20, 100884545), (25, 80707636), (34, 59343850), (50, 40353818), (61, 33076900), (68, 29671925), (85, 23737540), (100, 20176909), (122, 16538450), (170, 11868770), (244, 8269225), (305, 6615380), (340, 5934385), (425, 4747508), (610, 3307690), (850, 2373754), (1037, 1945700), (1220, 1653845), (1525, 1323076), (1700, 1186877), (2074, 972850), (3050, 661538), (4148, 486425), (5185, 389140), (6100, 330769), (10370, 194570), (19457, 103700), (20740, 97285), (25925, 77828), (38914, 51850)]