2987730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 7876440

約数和(自身を除く): 4888710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 373, 445, 534, 746, 801, 890, 1119, 1335, 1602, 1865, 2238, 2670, 3357, 3730, 4005, 5595, 6714, 8010, 11190, 16785, 33197, 33570, 66394, 99591, 165985, 199182, 298773, 331970, 497955, 597546, 995910, 1493865, 2987730]

約数ペア:

[(1, 2987730), (2, 1493865), (3, 995910), (5, 597546), (6, 497955), (9, 331970), (10, 298773), (15, 199182), (18, 165985), (30, 99591), (45, 66394), (89, 33570), (90, 33197), (178, 16785), (267, 11190), (373, 8010), (445, 6714), (534, 5595), (746, 4005), (801, 3730), (890, 3357), (1119, 2670), (1335, 2238), (1602, 1865)]