15866710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 31404240

約数和(自身を除く): 15537530

約数列:

[1, 2, 5, 10, 19, 37, 38, 61, 74, 95, 122, 185, 190, 305, 370, 610, 703, 1159, 1369, 1406, 2257, 2318, 2738, 3515, 4514, 5795, 6845, 7030, 11285, 11590, 13690, 22570, 26011, 42883, 52022, 83509, 85766, 130055, 167018, 214415, 260110, 417545, 428830, 835090, 1586671, 3173342, 7933355, 15866710]

約数ペア:

[(1, 15866710), (2, 7933355), (5, 3173342), (10, 1586671), (19, 835090), (37, 428830), (38, 417545), (61, 260110), (74, 214415), (95, 167018), (122, 130055), (185, 85766), (190, 83509), (305, 52022), (370, 42883), (610, 26011), (703, 22570), (1159, 13690), (1369, 11590), (1406, 11285), (2257, 7030), (2318, 6845), (2738, 5795), (3515, 4514)]