28932820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 74592000

約数和(自身を除く): 45659180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 73, 76, 95, 133, 140, 146, 149, 190, 266, 292, 298, 365, 380, 511, 532, 596, 665, 730, 745, 1022, 1043, 1330, 1387, 1460, 1490, 2044, 2086, 2555, 2660, 2774, 2831, 2980, 4172, 5110, 5215, 5548, 5662, 6935, 9709, 10220, 10430, 10877, 11324, 13870, 14155, 19418, 19817, 20860, 21754, 27740, 28310, 38836, 39634, 43508, 48545, 54385, 56620, 76139, 79268, 97090, 99085, 108770, 152278, 194180, 198170, 206663, 217540, 304556, 380695, 396340, 413326, 761390, 826652, 1033315, 1446641, 1522780, 2066630, 2893282, 4133260, 5786564, 7233205, 14466410, 28932820]

約数ペア:

[(1, 28932820), (2, 14466410), (4, 7233205), (5, 5786564), (7, 4133260), (10, 2893282), (14, 2066630), (19, 1522780), (20, 1446641), (28, 1033315), (35, 826652), (38, 761390), (70, 413326), (73, 396340), (76, 380695), (95, 304556), (133, 217540), (140, 206663), (146, 198170), (149, 194180), (190, 152278), (266, 108770), (292, 99085), (298, 97090), (365, 79268), (380, 76139), (511, 56620), (532, 54385), (596, 48545), (665, 43508), (730, 39634), (745, 38836), (1022, 28310), (1043, 27740), (1330, 21754), (1387, 20860), (1460, 19817), (1490, 19418), (2044, 14155), (2086, 13870), (2555, 11324), (2660, 10877), (2774, 10430), (2831, 10220), (2980, 9709), (4172, 6935), (5110, 5662), (5215, 5548)]