2021058500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^2\times {\mathrm{11197}}^1$

素因数の和:11254

約数の個数: 72

約数和(自身を含む): 4658950296

約数和(自身を除く): 2637891796

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 361, 380, 475, 500, 722, 950, 1444, 1805, 1900, 2375, 3610, 4750, 7220, 9025, 9500, 11197, 18050, 22394, 36100, 44788, 45125, 55985, 90250, 111970, 180500, 212743, 223940, 279925, 425486, 559850, 850972, 1063715, 1119700, 1399625, 2127430, 2799250, 4042117, 4254860, 5318575, 5598500, 8084234, 10637150, 16168468, 20210585, 21274300, 26592875, 40421170, 53185750, 80842340, 101052925, 106371500, 202105850, 404211700, 505264625, 1010529250, 2021058500]

約数ペア:

[(1, 2021058500), (2, 1010529250), (4, 505264625), (5, 404211700), (10, 202105850), (19, 106371500), (20, 101052925), (25, 80842340), (38, 53185750), (50, 40421170), (76, 26592875), (95, 21274300), (100, 20210585), (125, 16168468), (190, 10637150), (250, 8084234), (361, 5598500), (380, 5318575), (475, 4254860), (500, 4042117), (722, 2799250), (950, 2127430), (1444, 1399625), (1805, 1119700), (1900, 1063715), (2375, 850972), (3610, 559850), (4750, 425486), (7220, 279925), (9025, 223940), (9500, 212743), (11197, 180500), (18050, 111970), (22394, 90250), (36100, 55985), (44788, 45125)]