18296340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4999}}^1$

素因数の和:5072

約数の個数: 48

約数和(自身を含む): 52080000

約数和(自身を除く): 33783660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 4999, 9998, 14997, 19996, 24995, 29994, 49990, 59988, 74985, 99980, 149970, 299940, 304939, 609878, 914817, 1219756, 1524695, 1829634, 3049390, 3659268, 4574085, 6098780, 9148170, 18296340]

約数ペア:

[(1, 18296340), (2, 9148170), (3, 6098780), (4, 4574085), (5, 3659268), (6, 3049390), (10, 1829634), (12, 1524695), (15, 1219756), (20, 914817), (30, 609878), (60, 304939), (61, 299940), (122, 149970), (183, 99980), (244, 74985), (305, 59988), (366, 49990), (610, 29994), (732, 24995), (915, 19996), (1220, 14997), (1830, 9998), (3660, 4999)]