1948830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 5322240

約数和(自身を除く): 3373410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 263, 285, 390, 494, 526, 570, 741, 789, 1235, 1315, 1482, 1578, 2470, 2630, 3419, 3705, 3945, 4997, 6838, 7410, 7890, 9994, 10257, 14991, 17095, 20514, 24985, 29982, 34190, 49970, 51285, 64961, 74955, 102570, 129922, 149910, 194883, 324805, 389766, 649610, 974415, 1948830]

約数ペア:

[(1, 1948830), (2, 974415), (3, 649610), (5, 389766), (6, 324805), (10, 194883), (13, 149910), (15, 129922), (19, 102570), (26, 74955), (30, 64961), (38, 51285), (39, 49970), (57, 34190), (65, 29982), (78, 24985), (95, 20514), (114, 17095), (130, 14991), (190, 10257), (195, 9994), (247, 7890), (263, 7410), (285, 6838), (390, 4997), (494, 3945), (526, 3705), (570, 3419), (741, 2630), (789, 2470), (1235, 1578), (1315, 1482)]