16419460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 36191232

約数和(自身を除く): 19771772

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 373, 620, 710, 746, 1420, 1492, 1865, 2201, 3730, 4402, 7460, 8804, 11005, 11563, 22010, 23126, 26483, 44020, 46252, 52966, 57815, 105932, 115630, 132415, 231260, 264830, 529660, 820973, 1641946, 3283892, 4104865, 8209730, 16419460]

約数ペア:

[(1, 16419460), (2, 8209730), (4, 4104865), (5, 3283892), (10, 1641946), (20, 820973), (31, 529660), (62, 264830), (71, 231260), (124, 132415), (142, 115630), (155, 105932), (284, 57815), (310, 52966), (355, 46252), (373, 44020), (620, 26483), (710, 23126), (746, 22010), (1420, 11563), (1492, 11005), (1865, 8804), (2201, 7460), (3730, 4402)]