4900140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{3889}}^1$

素因数の和:3911

約数の個数: 72

約数和(自身を含む): 16991520

約数和(自身を除く): 12091380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 3889, 7778, 11667, 15556, 19445, 23334, 27223, 35001, 38890, 46668, 54446, 58335, 70002, 77780, 81669, 108892, 116670, 136115, 140004, 163338, 175005, 233340, 245007, 272230, 326676, 350010, 408345, 490014, 544460, 700020, 816690, 980028, 1225035, 1633380, 2450070, 4900140]

約数ペア:

[(1, 4900140), (2, 2450070), (3, 1633380), (4, 1225035), (5, 980028), (6, 816690), (7, 700020), (9, 544460), (10, 490014), (12, 408345), (14, 350010), (15, 326676), (18, 272230), (20, 245007), (21, 233340), (28, 175005), (30, 163338), (35, 140004), (36, 136115), (42, 116670), (45, 108892), (60, 81669), (63, 77780), (70, 70002), (84, 58335), (90, 54446), (105, 46668), (126, 38890), (140, 35001), (180, 27223), (210, 23334), (252, 19445), (315, 15556), (420, 11667), (630, 7778), (1260, 3889)]