2247648620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61987}}^1$

素因数の和:62047

約数の個数: 72

約数和(自身を含む): 5639172336

約数和(自身を除く): 3391523716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1813, 2590, 3626, 5180, 7252, 9065, 18130, 36260, 61987, 123974, 247948, 309935, 433909, 619870, 867818, 1239740, 1735636, 2169545, 2293519, 3037363, 4339090, 4587038, 6074726, 8678180, 9174076, 11467595, 12149452, 15186815, 16054633, 22935190, 30373630, 32109266, 45870380, 60747260, 64218532, 80273165, 112382431, 160546330, 224764862, 321092660, 449529724, 561912155, 1123824310, 2247648620]

約数ペア:

[(1, 2247648620), (2, 1123824310), (4, 561912155), (5, 449529724), (7, 321092660), (10, 224764862), (14, 160546330), (20, 112382431), (28, 80273165), (35, 64218532), (37, 60747260), (49, 45870380), (70, 32109266), (74, 30373630), (98, 22935190), (140, 16054633), (148, 15186815), (185, 12149452), (196, 11467595), (245, 9174076), (259, 8678180), (370, 6074726), (490, 4587038), (518, 4339090), (740, 3037363), (980, 2293519), (1036, 2169545), (1295, 1735636), (1813, 1239740), (2590, 867818), (3626, 619870), (5180, 433909), (7252, 309935), (9065, 247948), (18130, 123974), (36260, 61987)]