2813556680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{104827}}^1$

素因数の和:104910

約数の個数: 64

約数和(自身を含む): 7019282880

約数和(自身を除く): 4205726200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 3355, 5368, 6710, 13420, 26840, 104827, 209654, 419308, 524135, 838616, 1048270, 1153097, 2096540, 2306194, 4193080, 4612388, 5765485, 6394447, 9224776, 11530970, 12788894, 23061940, 25577788, 31972235, 46123880, 51155576, 63944470, 70338917, 127888940, 140677834, 255777880, 281355668, 351694585, 562711336, 703389170, 1406778340, 2813556680]

約数ペア:

[(1, 2813556680), (2, 1406778340), (4, 703389170), (5, 562711336), (8, 351694585), (10, 281355668), (11, 255777880), (20, 140677834), (22, 127888940), (40, 70338917), (44, 63944470), (55, 51155576), (61, 46123880), (88, 31972235), (110, 25577788), (122, 23061940), (220, 12788894), (244, 11530970), (305, 9224776), (440, 6394447), (488, 5765485), (610, 4612388), (671, 4193080), (1220, 2306194), (1342, 2096540), (2440, 1153097), (2684, 1048270), (3355, 838616), (5368, 524135), (6710, 419308), (13420, 209654), (26840, 104827)]