805351860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{235483}}^1$

素因数の和:235517

約数の個数: 72

約数和(自身を含む): 2571485280

約数和(自身を除く): 1766133420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 235483, 470966, 706449, 941932, 1177415, 1412898, 2119347, 2354830, 2825796, 3532245, 4238694, 4474177, 4709660, 7064490, 8477388, 8948354, 10596735, 13422531, 14128980, 17896708, 21193470, 22370885, 26845062, 40267593, 42386940, 44741770, 53690124, 67112655, 80535186, 89483540, 134225310, 161070372, 201337965, 268450620, 402675930, 805351860]

約数ペア:

[(1, 805351860), (2, 402675930), (3, 268450620), (4, 201337965), (5, 161070372), (6, 134225310), (9, 89483540), (10, 80535186), (12, 67112655), (15, 53690124), (18, 44741770), (19, 42386940), (20, 40267593), (30, 26845062), (36, 22370885), (38, 21193470), (45, 17896708), (57, 14128980), (60, 13422531), (76, 10596735), (90, 8948354), (95, 8477388), (114, 7064490), (171, 4709660), (180, 4474177), (190, 4238694), (228, 3532245), (285, 2825796), (342, 2354830), (380, 2119347), (570, 1412898), (684, 1177415), (855, 941932), (1140, 706449), (1710, 470966), (3420, 235483)]