2327980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 5334336

約数和(自身を除く): 3006356

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 167, 170, 205, 334, 340, 410, 668, 697, 820, 835, 1394, 1670, 2788, 2839, 3340, 3485, 5678, 6847, 6970, 11356, 13694, 13940, 14195, 27388, 28390, 34235, 56780, 68470, 116399, 136940, 232798, 465596, 581995, 1163990, 2327980]

約数ペア:

[(1, 2327980), (2, 1163990), (4, 581995), (5, 465596), (10, 232798), (17, 136940), (20, 116399), (34, 68470), (41, 56780), (68, 34235), (82, 28390), (85, 27388), (164, 14195), (167, 13940), (170, 13694), (205, 11356), (334, 6970), (340, 6847), (410, 5678), (668, 3485), (697, 3340), (820, 2839), (835, 2788), (1394, 1670)]