4326980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1044

約数の個数: 48

約数和(自身を含む): 10730496

約数和(自身を除く): 6403516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 997, 1085, 1994, 2170, 3988, 4340, 4985, 6979, 9970, 13958, 19940, 27916, 30907, 34895, 61814, 69790, 123628, 139580, 154535, 216349, 309070, 432698, 618140, 865396, 1081745, 2163490, 4326980]

約数ペア:

[(1, 4326980), (2, 2163490), (4, 1081745), (5, 865396), (7, 618140), (10, 432698), (14, 309070), (20, 216349), (28, 154535), (31, 139580), (35, 123628), (62, 69790), (70, 61814), (124, 34895), (140, 30907), (155, 27916), (217, 19940), (310, 13958), (434, 9970), (620, 6979), (868, 4985), (997, 4340), (1085, 3988), (1994, 2170)]