39939720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1993}}^1$

素因数の和:2174

約数の個数: 64

約数和(自身を含む): 120597120

約数和(自身を除く): 80657400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 334, 501, 668, 835, 1002, 1336, 1670, 1993, 2004, 2505, 3340, 3986, 4008, 5010, 5979, 6680, 7972, 9965, 10020, 11958, 15944, 19930, 20040, 23916, 29895, 39860, 47832, 59790, 79720, 119580, 239160, 332831, 665662, 998493, 1331324, 1664155, 1996986, 2662648, 3328310, 3993972, 4992465, 6656620, 7987944, 9984930, 13313240, 19969860, 39939720]

約数ペア:

[(1, 39939720), (2, 19969860), (3, 13313240), (4, 9984930), (5, 7987944), (6, 6656620), (8, 4992465), (10, 3993972), (12, 3328310), (15, 2662648), (20, 1996986), (24, 1664155), (30, 1331324), (40, 998493), (60, 665662), (120, 332831), (167, 239160), (334, 119580), (501, 79720), (668, 59790), (835, 47832), (1002, 39860), (1336, 29895), (1670, 23916), (1993, 20040), (2004, 19930), (2505, 15944), (3340, 11958), (3986, 10020), (4008, 9965), (5010, 7972), (5979, 6680)]