2915800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 6919200

約数和(自身を除く): 4003400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 239, 244, 305, 478, 488, 610, 956, 1195, 1220, 1525, 1912, 2390, 2440, 3050, 4780, 5975, 6100, 9560, 11950, 12200, 14579, 23900, 29158, 47800, 58316, 72895, 116632, 145790, 291580, 364475, 583160, 728950, 1457900, 2915800]

約数ペア:

[(1, 2915800), (2, 1457900), (4, 728950), (5, 583160), (8, 364475), (10, 291580), (20, 145790), (25, 116632), (40, 72895), (50, 58316), (61, 47800), (100, 29158), (122, 23900), (200, 14579), (239, 12200), (244, 11950), (305, 9560), (478, 6100), (488, 5975), (610, 4780), (956, 3050), (1195, 2440), (1220, 2390), (1525, 1912)]