420051760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{1367}}^1$

素因数の和:1570

約数の個数: 80

約数和(自身を含む): 1025934336

約数和(自身を除く): 605882576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 167, 184, 230, 334, 368, 460, 668, 835, 920, 1336, 1367, 1670, 1840, 2672, 2734, 3340, 3841, 5468, 6680, 6835, 7682, 10936, 13360, 13670, 15364, 19205, 21872, 27340, 30728, 31441, 38410, 54680, 61456, 62882, 76820, 109360, 125764, 153640, 157205, 228289, 251528, 307280, 314410, 456578, 503056, 628820, 913156, 1141445, 1257640, 1826312, 2282890, 2515280, 3652624, 4565780, 5250647, 9131560, 10501294, 18263120, 21002588, 26253235, 42005176, 52506470, 84010352, 105012940, 210025880, 420051760]

約数ペア:

[(1, 420051760), (2, 210025880), (4, 105012940), (5, 84010352), (8, 52506470), (10, 42005176), (16, 26253235), (20, 21002588), (23, 18263120), (40, 10501294), (46, 9131560), (80, 5250647), (92, 4565780), (115, 3652624), (167, 2515280), (184, 2282890), (230, 1826312), (334, 1257640), (368, 1141445), (460, 913156), (668, 628820), (835, 503056), (920, 456578), (1336, 314410), (1367, 307280), (1670, 251528), (1840, 228289), (2672, 157205), (2734, 153640), (3340, 125764), (3841, 109360), (5468, 76820), (6680, 62882), (6835, 61456), (7682, 54680), (10936, 38410), (13360, 31441), (13670, 30728), (15364, 27340), (19205, 21872)]