420803572

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{733}}^1$

素因数の和:881

約数の個数: 72

約数和(自身を含む): 896169960

約数和(自身を除く): 475366388

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 101, 116, 196, 202, 203, 404, 406, 707, 733, 812, 1414, 1421, 1466, 2828, 2842, 2929, 2932, 4949, 5131, 5684, 5858, 9898, 10262, 11716, 19796, 20503, 20524, 21257, 35917, 41006, 42514, 71834, 74033, 82012, 85028, 143521, 143668, 148066, 148799, 287042, 296132, 297598, 518231, 574084, 595196, 1036462, 1041593, 2072924, 2083186, 2146957, 3627617, 4166372, 4293914, 7255234, 8587828, 14510468, 15028699, 30057398, 60114796, 105200893, 210401786, 420803572]

約数ペア:

[(1, 420803572), (2, 210401786), (4, 105200893), (7, 60114796), (14, 30057398), (28, 15028699), (29, 14510468), (49, 8587828), (58, 7255234), (98, 4293914), (101, 4166372), (116, 3627617), (196, 2146957), (202, 2083186), (203, 2072924), (404, 1041593), (406, 1036462), (707, 595196), (733, 574084), (812, 518231), (1414, 297598), (1421, 296132), (1466, 287042), (2828, 148799), (2842, 148066), (2929, 143668), (2932, 143521), (4949, 85028), (5131, 82012), (5684, 74033), (5858, 71834), (9898, 42514), (10262, 41006), (11716, 35917), (19796, 21257), (20503, 20524)]