28365260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 75382272

約数和(自身を除く): 47017012

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 113, 140, 154, 163, 220, 226, 308, 326, 385, 452, 565, 652, 770, 791, 815, 1130, 1141, 1243, 1540, 1582, 1630, 1793, 2260, 2282, 2486, 3164, 3260, 3586, 3955, 4564, 4972, 5705, 6215, 7172, 7910, 8701, 8965, 11410, 12430, 12551, 15820, 17402, 17930, 18419, 22820, 24860, 25102, 34804, 35860, 36838, 43505, 50204, 62755, 73676, 87010, 92095, 125510, 128933, 174020, 184190, 202609, 251020, 257866, 368380, 405218, 515732, 644665, 810436, 1013045, 1289330, 1418263, 2026090, 2578660, 2836526, 4052180, 5673052, 7091315, 14182630, 28365260]

約数ペア:

[(1, 28365260), (2, 14182630), (4, 7091315), (5, 5673052), (7, 4052180), (10, 2836526), (11, 2578660), (14, 2026090), (20, 1418263), (22, 1289330), (28, 1013045), (35, 810436), (44, 644665), (55, 515732), (70, 405218), (77, 368380), (110, 257866), (113, 251020), (140, 202609), (154, 184190), (163, 174020), (220, 128933), (226, 125510), (308, 92095), (326, 87010), (385, 73676), (452, 62755), (565, 50204), (652, 43505), (770, 36838), (791, 35860), (815, 34804), (1130, 25102), (1141, 24860), (1243, 22820), (1540, 18419), (1582, 17930), (1630, 17402), (1793, 15820), (2260, 12551), (2282, 12430), (2486, 11410), (3164, 8965), (3260, 8701), (3586, 7910), (3955, 7172), (4564, 6215), (4972, 5705)]