13087960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1060

約数の個数: 64

約数和(自身を含む): 32853600

約数和(自身を除く): 19765640

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1013, 1292, 1615, 2026, 2584, 3230, 4052, 5065, 6460, 8104, 10130, 12920, 17221, 19247, 20260, 34442, 38494, 40520, 68884, 76988, 86105, 96235, 137768, 153976, 172210, 192470, 327199, 344420, 384940, 654398, 688840, 769880, 1308796, 1635995, 2617592, 3271990, 6543980, 13087960]

約数ペア:

[(1, 13087960), (2, 6543980), (4, 3271990), (5, 2617592), (8, 1635995), (10, 1308796), (17, 769880), (19, 688840), (20, 654398), (34, 384940), (38, 344420), (40, 327199), (68, 192470), (76, 172210), (85, 153976), (95, 137768), (136, 96235), (152, 86105), (170, 76988), (190, 68884), (323, 40520), (340, 38494), (380, 34442), (646, 20260), (680, 19247), (760, 17221), (1013, 12920), (1292, 10130), (1615, 8104), (2026, 6460), (2584, 5065), (3230, 4052)]