20459070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7333}}^1$

素因数の和:7377

約数の個数: 48

約数和(自身を含む): 54916992

約数和(自身を除く): 34457922

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 7333, 14666, 21999, 36665, 43998, 65997, 73330, 109995, 131994, 219990, 227323, 329985, 454646, 659970, 681969, 1136615, 1363938, 2045907, 2273230, 3409845, 4091814, 6819690, 10229535, 20459070]

約数ペア:

[(1, 20459070), (2, 10229535), (3, 6819690), (5, 4091814), (6, 3409845), (9, 2273230), (10, 2045907), (15, 1363938), (18, 1136615), (30, 681969), (31, 659970), (45, 454646), (62, 329985), (90, 227323), (93, 219990), (155, 131994), (186, 109995), (279, 73330), (310, 65997), (465, 43998), (558, 36665), (930, 21999), (1395, 14666), (2790, 7333)]