4027830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 10285056

約数和(自身を除く): 6257226

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 61, 62, 71, 93, 122, 142, 155, 183, 186, 213, 305, 310, 355, 366, 426, 465, 610, 710, 915, 930, 1065, 1830, 1891, 2130, 2201, 3782, 4331, 4402, 5673, 6603, 8662, 9455, 11005, 11346, 12993, 13206, 18910, 21655, 22010, 25986, 28365, 33015, 43310, 56730, 64965, 66030, 129930, 134261, 268522, 402783, 671305, 805566, 1342610, 2013915, 4027830]

約数ペア:

[(1, 4027830), (2, 2013915), (3, 1342610), (5, 805566), (6, 671305), (10, 402783), (15, 268522), (30, 134261), (31, 129930), (61, 66030), (62, 64965), (71, 56730), (93, 43310), (122, 33015), (142, 28365), (155, 25986), (183, 22010), (186, 21655), (213, 18910), (305, 13206), (310, 12993), (355, 11346), (366, 11005), (426, 9455), (465, 8662), (610, 6603), (710, 5673), (915, 4402), (930, 4331), (1065, 3782), (1830, 2201), (1891, 2130)]