28934780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 73543680

約数和(自身を除く): 44608900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 59, 62, 70, 113, 118, 124, 140, 155, 217, 226, 236, 295, 310, 413, 434, 452, 565, 590, 620, 791, 826, 868, 1085, 1130, 1180, 1582, 1652, 1829, 2065, 2170, 2260, 3164, 3503, 3658, 3955, 4130, 4340, 6667, 7006, 7316, 7910, 8260, 9145, 12803, 13334, 14012, 15820, 17515, 18290, 24521, 25606, 26668, 33335, 35030, 36580, 46669, 49042, 51212, 64015, 66670, 70060, 93338, 98084, 122605, 128030, 133340, 186676, 206677, 233345, 245210, 256060, 413354, 466690, 490420, 826708, 933380, 1033385, 1446739, 2066770, 2893478, 4133540, 5786956, 7233695, 14467390, 28934780]

約数ペア:

[(1, 28934780), (2, 14467390), (4, 7233695), (5, 5786956), (7, 4133540), (10, 2893478), (14, 2066770), (20, 1446739), (28, 1033385), (31, 933380), (35, 826708), (59, 490420), (62, 466690), (70, 413354), (113, 256060), (118, 245210), (124, 233345), (140, 206677), (155, 186676), (217, 133340), (226, 128030), (236, 122605), (295, 98084), (310, 93338), (413, 70060), (434, 66670), (452, 64015), (565, 51212), (590, 49042), (620, 46669), (791, 36580), (826, 35030), (868, 33335), (1085, 26668), (1130, 25606), (1180, 24521), (1582, 18290), (1652, 17515), (1829, 15820), (2065, 14012), (2170, 13334), (2260, 12803), (3164, 9145), (3503, 8260), (3658, 7910), (3955, 7316), (4130, 7006), (4340, 6667)]