16475820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11939}}^1$

素因数の和:11974

約数の個数: 48

約数和(自身を含む): 48142080

約数和(自身を除く): 31666260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 11939, 23878, 35817, 47756, 59695, 71634, 119390, 143268, 179085, 238780, 274597, 358170, 549194, 716340, 823791, 1098388, 1372985, 1647582, 2745970, 3295164, 4118955, 5491940, 8237910, 16475820]

約数ペア:

[(1, 16475820), (2, 8237910), (3, 5491940), (4, 4118955), (5, 3295164), (6, 2745970), (10, 1647582), (12, 1372985), (15, 1098388), (20, 823791), (23, 716340), (30, 549194), (46, 358170), (60, 274597), (69, 238780), (92, 179085), (115, 143268), (138, 119390), (230, 71634), (276, 59695), (345, 47756), (460, 35817), (690, 23878), (1380, 11939)]