28379640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3877}}^1$

素因数の和:3952

約数の個数: 64

約数和(自身を含む): 86556960

約数和(自身を除く): 58177320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 3877, 7320, 7754, 11631, 15508, 19385, 23262, 31016, 38770, 46524, 58155, 77540, 93048, 116310, 155080, 232620, 236497, 465240, 472994, 709491, 945988, 1182485, 1418982, 1891976, 2364970, 2837964, 3547455, 4729940, 5675928, 7094910, 9459880, 14189820, 28379640]

約数ペア:

[(1, 28379640), (2, 14189820), (3, 9459880), (4, 7094910), (5, 5675928), (6, 4729940), (8, 3547455), (10, 2837964), (12, 2364970), (15, 1891976), (20, 1418982), (24, 1182485), (30, 945988), (40, 709491), (60, 472994), (61, 465240), (120, 236497), (122, 232620), (183, 155080), (244, 116310), (305, 93048), (366, 77540), (488, 58155), (610, 46524), (732, 38770), (915, 31016), (1220, 23262), (1464, 19385), (1830, 15508), (2440, 11631), (3660, 7754), (3877, 7320)]