4902950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 10363920

約数和(自身を除く): 5460970

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 397, 475, 494, 650, 794, 950, 1235, 1985, 2470, 3970, 5161, 6175, 7543, 9925, 10322, 12350, 15086, 19850, 25805, 37715, 51610, 75430, 98059, 129025, 188575, 196118, 258050, 377150, 490295, 980590, 2451475, 4902950]

約数ペア:

[(1, 4902950), (2, 2451475), (5, 980590), (10, 490295), (13, 377150), (19, 258050), (25, 196118), (26, 188575), (38, 129025), (50, 98059), (65, 75430), (95, 51610), (130, 37715), (190, 25805), (247, 19850), (325, 15086), (397, 12350), (475, 10322), (494, 9925), (650, 7543), (794, 6175), (950, 5161), (1235, 3970), (1985, 2470)]