16520210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 36716544

約数和(自身を除く): 20196334

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 322, 331, 434, 662, 713, 805, 1085, 1426, 1610, 1655, 2170, 2317, 3310, 3565, 4634, 4991, 7130, 7613, 9982, 10261, 11585, 15226, 20522, 23170, 24955, 38065, 49910, 51305, 53291, 71827, 76130, 102610, 106582, 143654, 236003, 266455, 359135, 472006, 532910, 718270, 1180015, 1652021, 2360030, 3304042, 8260105, 16520210]

約数ペア:

[(1, 16520210), (2, 8260105), (5, 3304042), (7, 2360030), (10, 1652021), (14, 1180015), (23, 718270), (31, 532910), (35, 472006), (46, 359135), (62, 266455), (70, 236003), (115, 143654), (155, 106582), (161, 102610), (217, 76130), (230, 71827), (310, 53291), (322, 51305), (331, 49910), (434, 38065), (662, 24955), (713, 23170), (805, 20522), (1085, 15226), (1426, 11585), (1610, 10261), (1655, 9982), (2170, 7613), (2317, 7130), (3310, 4991), (3565, 4634)]