2827960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 6809400

約数和(自身を除く): 3981440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 1159, 1220, 2318, 2440, 3721, 4636, 5795, 7442, 9272, 11590, 14884, 18605, 23180, 29768, 37210, 46360, 70699, 74420, 141398, 148840, 282796, 353495, 565592, 706990, 1413980, 2827960]

約数ペア:

[(1, 2827960), (2, 1413980), (4, 706990), (5, 565592), (8, 353495), (10, 282796), (19, 148840), (20, 141398), (38, 74420), (40, 70699), (61, 46360), (76, 37210), (95, 29768), (122, 23180), (152, 18605), (190, 14884), (244, 11590), (305, 9272), (380, 7442), (488, 5795), (610, 4636), (760, 3721), (1159, 2440), (1220, 2318)]