1900102420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1039}}^1\times {\mathrm{1499}}^1$

素因数の和:2608

約数の個数: 48

約数和(自身を含む): 4062240000

約数和(自身を除く): 2162137580

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1039, 1220, 1499, 2078, 2998, 4156, 5195, 5996, 7495, 10390, 14990, 20780, 29980, 63379, 91439, 126758, 182878, 253516, 316895, 365756, 457195, 633790, 914390, 1267580, 1557461, 1828780, 3114922, 6229844, 7787305, 15574610, 31149220, 95005121, 190010242, 380020484, 475025605, 950051210, 1900102420]

約数ペア:

[(1, 1900102420), (2, 950051210), (4, 475025605), (5, 380020484), (10, 190010242), (20, 95005121), (61, 31149220), (122, 15574610), (244, 7787305), (305, 6229844), (610, 3114922), (1039, 1828780), (1220, 1557461), (1499, 1267580), (2078, 914390), (2998, 633790), (4156, 457195), (5195, 365756), (5996, 316895), (7495, 253516), (10390, 182878), (14990, 126758), (20780, 91439), (29980, 63379)]