530677220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2449

約数の個数: 72

約数和(自身を含む): 1214615808

約数和(自身を除く): 683938588

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 361, 380, 589, 620, 722, 1178, 1444, 1805, 2356, 2371, 2945, 3610, 4742, 5890, 7220, 9484, 11191, 11780, 11855, 22382, 23710, 44764, 45049, 47420, 55955, 73501, 90098, 111910, 147002, 180196, 223820, 225245, 294004, 367505, 450490, 735010, 855931, 900980, 1396519, 1470020, 1711862, 2793038, 3423724, 4279655, 5586076, 6982595, 8559310, 13965190, 17118620, 26533861, 27930380, 53067722, 106135444, 132669305, 265338610, 530677220]

約数ペア:

[(1, 530677220), (2, 265338610), (4, 132669305), (5, 106135444), (10, 53067722), (19, 27930380), (20, 26533861), (31, 17118620), (38, 13965190), (62, 8559310), (76, 6982595), (95, 5586076), (124, 4279655), (155, 3423724), (190, 2793038), (310, 1711862), (361, 1470020), (380, 1396519), (589, 900980), (620, 855931), (722, 735010), (1178, 450490), (1444, 367505), (1805, 294004), (2356, 225245), (2371, 223820), (2945, 180196), (3610, 147002), (4742, 111910), (5890, 90098), (7220, 73501), (9484, 55955), (11191, 47420), (11780, 45049), (11855, 44764), (22382, 23710)]